860406901 has 2 divisors, whose sum is σ = 860406902. Its totient is φ = 860406900.

The previous prime is 860406857. The next prime is 860406913. The reversal of 860406901 is 109604068.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 855562500 + 4844401 = 29250^2 + 2201^2 .

It is a cyclic number.

It is not a de Polignac number, because 860406901 - 2⁹ = 860406389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860406101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430203450 + 430203451.

It is an arithmetic number, because the mean of its divisors is an integer number (430203451).

Almost surely, 2^860406901 is an apocalyptic number.

It is an amenable number.

860406901 is a deficient number, since it is larger than the sum of its proper divisors (1).

860406901 is an equidigital number, since it uses as much as digits as its factorization.

860406901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 860406901 is about 29332.6933812768. The cubic root of 860406901 is about 951.1184982977.

The spelling of 860406901 in words is "eight hundred sixty million, four hundred six thousand, nine hundred one".